Issue 10, 2007

Synthesis of graft copolymers from α-oxanorbornenyl macromonomers

Abstract

α-Oxanorbornenyl macromonomers of poly(solketal methacrylate) were synthesized by ATRP with molar masses ranging from 3500 to 8500 g mol−1 and polydispersity indexes (PDi) of 1.22–1.23 prior to being polymerized via ROMP. Grubb's second generation catalyst ((IMesH2)(Cy3P)RuCl2(CHPh)) was employed to give complete conversion with PDi of approximately 1.25 obtained. Subsequent hydrolysis led to well-defined polyoxanorbornene-g-poly(glycerol methacrylate) copolymers via the “grafting through” strategy with number average molar mass of 24 000–37 000 g mol−1. A macromonomer with a molar mass of 6000 g mol−1 was the upper limit to obtain a complete conversion under the polymerization conditions employed.

Graphical abstract: Synthesis of graft copolymers from α-oxanorbornenyl macromonomers

Article information

Article type
Paper
Submitted
10 Apr 2007
Accepted
22 Jun 2007
First published
20 Jul 2007

New J. Chem., 2007,31, 1826-1829

Synthesis of graft copolymers from α-oxanorbornenyl macromonomers

G. Morandi, G. Mantovani, V. Montembault, D. M. Haddleton and L. Fontaine, New J. Chem., 2007, 31, 1826 DOI: 10.1039/B705245F

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